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Meet Our Staff

Location

Speciality

LanguageSpoken

Peter A. Treglia

Director of Currency
California

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Christine Karstedt

Executive Vice President
New Hampshire

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Richard Ponterio

Executive Vice President
California

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Jason Carter

Executive Vice President

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Maryna Synytsya

Manager of European Operations
France

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Greg Roberts

CEO
California

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Q. David Bowers

Founder
New Hampshire

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Jeff Ambio

Vice President of Numismatics
California

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Mark Schimel

New York Store Manager

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Matt Orsini

Director of World & Ancient Numismatics

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Brian Kendrella

President
California

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Harvey G. Stack

Founder
New York

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Bobby Avena

Head Numismatic Trader
New Jersey

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Brad Ciociola

Currency Specialist
North Carolina

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Andrew Bowers

East Coast Sales Manager
New York

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Manning Garrett

Director of Currency
South Carolina

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Nirat Lertchitvikul

Director of Asian Operations
Hong Kong

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Andrew Glassman

CFO
California

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Vicken Yegparian

Vice President of Numismatics
New York

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Lawrence R. Stack

Founder
New York

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Aris Maragoudakis

Director of World Currency Auctions
California

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Ron Gillio

Numismatics Acquisitions Coordinator
California

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Richard Gonzales

Director of Gold Trading

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Henrik Holt Christensen

Consignment Director of Europe

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Ping Lertchitvikul

Manager of Asian Operations
Hong Kong

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John M. Pack

Executive Director of Consignments
California

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Kevin Vinton

Senior Numismatist, Consignment Director and Trader
New York; Connecticut

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Scott Reiter

Executive Director of Consignments
California

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Melissa Karstedt

Auctioneer, Auction Director
New Hampshire

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Zhou Shou Yuan

Consignment Director - China
China

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John Kraljevich

Numismatic Consultant
South Carolina

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Frederick Yow

Consignment Director Southeast Asia

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James McCartney

Senior Numismatist
New York

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Ben Orooji

Numismatist, Production Manager
California

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Kyle Ponterio

Senior Numismatist and Cataloger
California

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Steve Price

Director of Numismatic Business Development
California

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Wayne Berkley

Director of Client Services

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Jeremy Bostwick

Senior Numismatist and Cataloger

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Crystal Ng

Auction Services Executive

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